Fixed the $context parameter on copy() to have an effect (approved for 5.3 by Johannes)

# To not change a PHPAPI in a point release, a new function have been added to support contexts:
# php_copy_file_ctx(), php_copy_file_ex() now simply wraps to that

Author: KalleZ

ext/standard/basic_functions.c

@@ -5716,7 +5716,7 @@ PHP_FUNCTION(move_uploaded_file)
 			php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s", strerror(errno));
 		}
 #endif
-	} else if (php_copy_file_ex(path, new_path, STREAM_DISABLE_OPEN_BASEDIR, NULL TSRMLS_CC) == SUCCESS) {
+	} else if (php_copy_file_ex(path, new_path, STREAM_DISABLE_OPEN_BASEDIR TSRMLS_CC) == SUCCESS) {
 		VCWD_UNLINK(path);
 		successful = 1;
 	}

ext/standard/file.c

@@ -1646,23 +1646,33 @@ PHP_FUNCTION(copy)
 
 	context = php_stream_context_from_zval(zcontext, 0);
 
-	if (php_copy_file_ex(source, target, 0, context TSRMLS_CC) == SUCCESS) {
+	if (php_copy_file_ctx(source, target, 0, context TSRMLS_CC) == SUCCESS) {
 		RETURN_TRUE;
 	} else {
 		RETURN_FALSE;
 	}
 }
 /* }}} */
 
-PHPAPI int php_copy_file(char *src, char *dest TSRMLS_DC) /* {{{ */
+/* {{{ php_copy_file
+ */
+PHPAPI int php_copy_file(char *src, char *dest TSRMLS_DC)
 {
-	return php_copy_file_ex(src, dest, 0, NULL TSRMLS_CC);
+	return php_copy_file_ctx(src, dest, 0, NULL TSRMLS_CC);
 }
 /* }}} */
 
-/* {{{ php_copy_file
+/* {{{ php_copy_file_ex
+ */
+PHPAPI int php_copy_file_ex(char *src, char *dest, int src_flg TSRMLS_DC)
+{
+	return php_copy_file_ctx(src, dest, 0, NULL TSRMLS_CC);
+}
+/* }}} */
+
+/* {{{ php_copy_file_ctx
  */
-PHPAPI int php_copy_file_ex(char *src, char *dest, int src_flg, php_stream_context *ctx TSRMLS_DC)
+PHPAPI int php_copy_file_ctx(char *src, char *dest, int src_flg, php_stream_context *ctx TSRMLS_DC)
 {
 	php_stream *srcstream = NULL, *deststream = NULL;
 	int ret = FAILURE;

ext/standard/file.h

@@ -75,7 +75,8 @@ PHP_MINIT_FUNCTION(user_streams);
 PHPAPI int php_le_stream_context(void);
 PHPAPI int php_set_sock_blocking(int socketd, int block TSRMLS_DC);
 PHPAPI int php_copy_file(char *src, char *dest TSRMLS_DC);
-PHPAPI int php_copy_file_ex(char *src, char *dest, int src_chk, php_stream_context *ctx TSRMLS_DC);
+PHPAPI int php_copy_file_ex(char *src, char *dest, int src_chk TSRMLS_DC);
+PHPAPI int php_copy_file_ctx(char *src, char *dest, int src_chk, php_stream_context *ctx TSRMLS_DC);
 PHPAPI int php_mkdir_ex(char *dir, long mode, int options TSRMLS_DC);
 PHPAPI int php_mkdir(char *dir, long mode TSRMLS_DC);
 PHPAPI void php_fgetcsv(php_stream *stream, char delimiter, char enclosure, char escape_char, size_t buf_len, char *buf, zval *return_value TSRMLS_DC);